Battery case



FIG. 1 is a top, front and right side perspective view of a battery case in open status showing my new design;

FIG. 2 is an alternative bottom, back and right side perspective view thereof;

FIG. 3 is an alternative perspective view showing my battery case in close status;

FIG. 4 is a front view of the case, lid and top cap in separately status;

FIG. 5 is a back view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a right view thereof;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The broken lines in the drawings depict inner portions of the battery case that form no part of the claimed design. 

CLAIM The ornamental design for a battery case, as shown and described. 